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Compare / head-to-head

ERNIE 5.1vsKimi K2.6

ERNIE 5.1 leads 1 of 1 shared benchmark. Kimi K2.6 has the larger context window (256K tokens).

Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.

Shared benchmarks
1 – 0
ERNIE 5.1 leads
Cheaper per token
list price, input + output
Larger context
Kimi K2.6
256K tokens
Provider uptime (30d)
— · 100%
Baidu · Moonshot AI
ERNIE 5.1
Baidu · released 2026-05-09
text
Context
128K
Max out
66K
Input /1M
Output /1M
Cached /1M
Scores
2 · 2 core
Kimi K2.6
Moonshot AI · released 2026-04-20
textvision
Context
256K
Max out
Input /1M
Output /1M
Cached /1M
Scores
14 · 8 core
Quality

Benchmark matrix

BenchmarkERNIE 5.1Kimi K2.6ΔEdge
Reported by both · 1
LMArena Elo1468.2 1454.9 +13.3ERNIE 5.1
Only ERNIE 5.1 reports · 1
AIME 2026 (with tools)99.6% not reported
Only Kimi K2.6 reports · 13
GPQA Diamondnot reported90.8% epoch
AIME 2026not reported95.8% matharena
FrontierMath Tier 4 v2 (Epoch AI run)not reported25.6% epoch
FrontierMath Tiers 1-3 v2 (Epoch AI run)not reported57.2% epoch
Kimi Claw 24/7 Benchnot reported42.9%
Kimi Code Bench v2not reported50.9%
MCP-Atlasnot reported69.4%
MCPMark-Verifiednot reported72.8%
MLS-Bench-Litenot reported26.7%
OTIS Mock AIME 2024-2025 (Epoch AI run)not reported96.1% epoch
ProgramBenchnot reported48.3%
SimpleQA Verifiednot reported34.9% epoch
SWE-bench Verified (Epoch AI run)not reported76.7% epoch
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is ERNIE 5.1 minus Kimi K2.6 in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing

Side by side

SpecERNIE 5.1Kimi K2.6Edge
Context window128K tokens256K tokensKimi K2.6
Max output66K tokens
Input price / 1M
Output price / 1M
Cached input / 1M
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
Modalitiestexttext · visionKimi K2.6
Released2026-05-092026-04-20
Cited benchmark scores214
Reliability

Provider status

All providers
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Which one wins on your data?

Public benchmarks are a starting point. Run ERNIE 5.1 and Kimi K2.6 on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.